## Redistribution and use in source and binary forms, with or without
## modification, are permitted provided that the following conditions
## are met:
##  * Redistributions of source code must retain the above copyright
##    notice, this list of conditions and the following disclaimer.
##  * Redistributions in binary form must reproduce the above copyright
##    notice, this list of conditions and the following disclaimer in the
##    documentation and/or other materials provided with the distribution.
##  * Neither the name of NVIDIA CORPORATION nor the names of its
##    contributors may be used to endorse or promote products derived
##    from this software without specific prior written permission.
##
## THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ''AS IS'' AND ANY
## EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
## IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
## PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
## CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
## EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
## PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
## PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
## OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
## (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
## OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
##
## Copyright (c) 2008-2025 NVIDIA Corporation. All rights reserved.

OPTION(PX_COPY_EXTERNAL_DLL "Copy external dlls into SDK bin directory" OFF)
OPTION(PX_FLOAT_POINT_PRECISE_MATH "Float point precise math" OFF)
OPTION(PX_USE_NVTX "Enabled NVTX profiling" OFF)

# We define the CXX flags for this CMakeLists and all others that are included afterwards. This is a GLOBAL setting.
# If/when the solutions go standalone (say, visual tests) - those CMakeLists will need to be fixed.

SET(PHYSX_WARNING_DISABLES "/wd4514 /wd4820 /wd4127 /wd4710 /wd4711 /wd4577 /wd4996")

# Cache the CXX flags so the other CMakeLists.txt can use them if needed
IF(PX_FLOAT_POINT_PRECISE_MATH)
	SET(PHYSX_FP_MODE "/fp:precise")
ELSE()
	SET(PHYSX_FP_MODE "/fp:fast")
ENDIF()

# Common Flags
# PT: changed /Ox to /O2 because "the /Ox compiler option enables only a subset of the speed optimization options enabled by /O2."
# See https://docs.microsoft.com/en-us/cpp/build/reference/ox-full-optimization?view=vs-2019
SET(PHYSX_COMMON_FLAGS "/std:c++14 /d2Zi+ /MP /WX /W4 /GF /GS- /Gd ${PHYSX_FP_MODE} /Oy ${PHYSX_WARNING_DISABLES}")
SET(PHYSX_COMMON_FLAGS_DEBUG "/Od ${WINCRT_DEBUG} /RTCu /Zi")
SET(PHYSX_COMMON_FLAGS_CHECKED "/O2 ${WINCRT_NDEBUG} /Zi")
SET(PHYSX_COMMON_FLAGS_PROFILE "/O2 ${WINCRT_NDEBUG} /Zi")
SET(PHYSX_COMMON_FLAGS_RELEASE "/O2 ${WINCRT_NDEBUG} /Zi")

# C++ Specific Flags
IF(CMAKE_CL_64)
	SET(PHYSX_CXX_FLAGS "${PHYSX_COMMON_FLAGS} /GR-" CACHE INTERNAL "PhysX CXX")
ELSE()
	SET(PHYSX_CXX_FLAGS "/arch:SSE2 ${PHYSX_COMMON_FLAGS} /GR-" CACHE INTERNAL "PhysX CXX")
ENDIF()

# C Flags
IF(CMAKE_CL_64)
    SET(PHYSX_C_FLAGS "${PHYSX_COMMON_FLAGS}" CACHE INTERNAL "PhysX C")
ELSE()
    SET(PHYSX_C_FLAGS "/arch:SSE2 ${PHYSX_COMMON_FLAGS}" CACHE INTERNAL "PhysX C")
ENDIF()

SET(PHYSX_CXX_FLAGS_DEBUG "${PHYSX_COMMON_FLAGS_DEBUG}" CACHE INTERNAL "PhysX Debug CXX Flags")
SET(PHYSX_CXX_FLAGS_CHECKED "${PHYSX_COMMON_FLAGS_CHECKED}" CACHE INTERNAL "PhysX Checked CXX Flags")
SET(PHYSX_CXX_FLAGS_PROFILE "${PHYSX_COMMON_FLAGS_PROFILE}" CACHE INTERNAL "PhysX Profile CXX Flags")
SET(PHYSX_CXX_FLAGS_RELEASE "${PHYSX_COMMON_FLAGS_RELEASE}" CACHE INTERNAL "PhysX Release CXX Flags")

SET(PHYSX_C_FLAGS_DEBUG "${PHYSX_COMMON_FLAGS_DEBUG}" CACHE INTERNAL "PhysX Debug C Flags")
SET(PHYSX_C_FLAGS_CHECKED "${PHYSX_COMMON_FLAGS_CHECKED}" CACHE INTERNAL "PhysX Checked C Flags")
SET(PHYSX_C_FLAGS_PROFILE "${PHYSX_COMMON_FLAGS_PROFILE}" CACHE INTERNAL "PhysX Profile C Flags")
SET(PHYSX_C_FLAGS_RELEASE "${PHYSX_COMMON_FLAGS_RELEASE}" CACHE INTERNAL "PhysX Release C Flags")

IF(PUBLIC_RELEASE)
	SET(PUBLIC_RELEASE_FLAG "PX_PUBLIC_RELEASE=1")
ELSE()
	SET(PUBLIC_RELEASE_FLAG "PX_PUBLIC_RELEASE=0")
ENDIF()

# cache lib type defs
IF(PX_GENERATE_STATIC_LIBRARIES)
	SET(PHYSX_LIBTYPE_DEFS "PX_PHYSX_STATIC_LIB;" CACHE INTERNAL "PhysX lib type defs")
ENDIF()

# These flags are local to the directory the CMakeLists.txt is in, so don't get carried over to OTHER CMakeLists.txt (thus the CACHE variables above)
SET(CMAKE_CXX_FLAGS ${PHYSX_CXX_FLAGS})

SET(CMAKE_CXX_FLAGS_DEBUG   ${PHYSX_CXX_FLAGS_DEBUG})
SET(CMAKE_CXX_FLAGS_CHECKED ${PHYSX_CXX_FLAGS_CHECKED})
SET(CMAKE_CXX_FLAGS_PROFILE ${PHYSX_CXX_FLAGS_PROFILE})
SET(CMAKE_CXX_FLAGS_RELEASE ${PHYSX_CXX_FLAGS_RELEASE})

# Build PDBs for all configurations
SET(CMAKE_SHARED_LINKER_FLAGS "/DEBUG /INCREMENTAL:NO")
SET(CMAKE_SHARED_LINKER_FLAGS_DEBUG "/DEBUG /INCREMENTAL:NO")
SET(CMAKE_SHARED_LINKER_FLAGS_CHECKED "/DEBUG /INCREMENTAL:NO /OPT:REF")
SET(CMAKE_SHARED_LINKER_FLAGS_PROFILE "/DEBUG /INCREMENTAL:NO /OPT:REF")
SET(CMAKE_SHARED_LINKER_FLAGS_RELEASE "/DEBUG /INCREMENTAL:NO /OPT:REF")

IF(CMAKE_CL_64)
	SET(WIN64_FLAG "WIN64")
ENDIF(CMAKE_CL_64)

IF(PX_SCALAR_MATH)
	SET(SCALAR_MATH_FLAG "PX_SIMD_DISABLED")
ENDIF()

# Controls PX_NVTX for all projects
IF(PX_USE_NVTX)
	SET(NVTX_FLAG "PX_NVTX=1")
ELSE()
	SET(NVTX_FLAG "PX_NVTX=0")
ENDIF()

IF(NOT PX_GENERATE_GPU_PROJECTS_ONLY AND NOT PX_GENERATE_GPU_PROJECTS)
  # CMake automatically adds the appropriate prefix (/D for MSVC) when the definition
  # is added to the target via target_compile_definitions or add_definitions
  SET(DISABLE_CUDA_DEF "DISABLE_CUDA_PHYSX")
ENDIF()

# Now set PHYSX_WINDOWS_COMPILE_DEFS including the additional definition if applicable.
SET(PHYSX_WINDOWS_COMPILE_DEFS "WIN32;${WIN64_FLAG};${SCALAR_MATH_FLAG};_CRT_SECURE_NO_DEPRECATE;_CRT_NONSTDC_NO_DEPRECATE;_WINSOCK_DEPRECATED_NO_WARNINGS;${PHYSX_AUTOBUILD};${PUBLIC_RELEASE_FLAG};${DISABLE_CUDA_DEF}"
    CACHE INTERNAL "Base PhysX preprocessor definitions")

IF(CMAKE_CL_64)
	SET(PX_SUPPORT_OMNI_PVD_FLAG "PX_SUPPORT_OMNI_PVD=1")
ELSE()
	SET(PX_SUPPORT_OMNI_PVD_FLAG "PX_SUPPORT_OMNI_PVD=0")
ENDIF()
SET(PHYSX_WINDOWS_DEBUG_COMPILE_DEFS   "PX_DEBUG=1;PX_CHECKED=1;${NVTX_FLAG};PX_SUPPORT_PVD=1;${PX_SUPPORT_OMNI_PVD_FLAG}" CACHE INTERNAL "Debug PhysX preprocessor definitions")
SET(PHYSX_WINDOWS_CHECKED_COMPILE_DEFS "PX_CHECKED=1;${NVTX_FLAG};PX_SUPPORT_PVD=1;${PX_SUPPORT_OMNI_PVD_FLAG}" CACHE INTERNAL "Checked PhysX preprocessor definitions")
SET(PHYSX_WINDOWS_PROFILE_COMPILE_DEFS "PX_PROFILE=1;${NVTX_FLAG};PX_SUPPORT_PVD=1;${PX_SUPPORT_OMNI_PVD_FLAG}" CACHE INTERNAL "Profile PhysX preprocessor definitions")
SET(PHYSX_WINDOWS_RELEASE_COMPILE_DEFS "PX_SUPPORT_PVD=0;PX_SUPPORT_OMNI_PVD=0" CACHE INTERNAL "Release PhysX preprocessor definitions")

# copy the external dlls
IF(PX_COPY_EXTERNAL_DLL OR PUBLIC_RELEASE)
	IF(NOT PHYSX_SLN_PHYSXDEVICE_PATH)
		SET(PHYSX_SLN_PHYSXDEVICE_PATH "$ENV{PM_PhysXDevice_PATH}/bin/x86/" CACHE INTERNAL "PhysX device copy path")
	ENDIF()

	IF(NOT PHYSX_SLN_FREEGLUT_PATH)
		SET(PHYSX_SLN_FREEGLUT_PATH "$ENV{PM_freeglut_PATH}/bin/" CACHE INTERNAL "PhysX freeglut copy path")
	ENDIF()

	IF(CMAKE_CL_64)
		# FILE(COPY ${PHYSX_SLN_PHYSXDEVICE_PATH}/PhysXDevice64.dll DESTINATION ${PX_EXE_OUTPUT_DIRECTORY_DEBUG})
		# FILE(COPY ${PHYSX_SLN_PHYSXDEVICE_PATH}/PhysXDevice64.dll DESTINATION ${PX_EXE_OUTPUT_DIRECTORY_PROFILE})
		# FILE(COPY ${PHYSX_SLN_PHYSXDEVICE_PATH}/PhysXDevice64.dll DESTINATION ${PX_EXE_OUTPUT_DIRECTORY_RELEASE})
		# FILE(COPY ${PHYSX_SLN_PHYSXDEVICE_PATH}/PhysXDevice64.dll DESTINATION ${PX_EXE_OUTPUT_DIRECTORY_CHECKED})

		FILE(COPY ${PHYSX_SLN_FREEGLUT_PATH}/win64/freeglutd.dll DESTINATION ${PX_EXE_OUTPUT_DIRECTORY_DEBUG})
		FILE(COPY ${PHYSX_SLN_FREEGLUT_PATH}/win64/freeglut.dll DESTINATION ${PX_EXE_OUTPUT_DIRECTORY_PROFILE})
		FILE(COPY ${PHYSX_SLN_FREEGLUT_PATH}/win64/freeglut.dll DESTINATION ${PX_EXE_OUTPUT_DIRECTORY_RELEASE})
		FILE(COPY ${PHYSX_SLN_FREEGLUT_PATH}/win64/freeglut.dll DESTINATION ${PX_EXE_OUTPUT_DIRECTORY_CHECKED})
	# ELSE()
	# 	FILE(COPY ${PHYSX_SLN_PHYSXDEVICE_PATH}/PhysXDevice.dll DESTINATION ${PX_EXE_OUTPUT_DIRECTORY_DEBUG})
	# 	FILE(COPY ${PHYSX_SLN_PHYSXDEVICE_PATH}/PhysXDevice.dll DESTINATION ${PX_EXE_OUTPUT_DIRECTORY_PROFILE})
	# 	FILE(COPY ${PHYSX_SLN_PHYSXDEVICE_PATH}/PhysXDevice.dll DESTINATION ${PX_EXE_OUTPUT_DIRECTORY_RELEASE})
	# 	FILE(COPY ${PHYSX_SLN_PHYSXDEVICE_PATH}/PhysXDevice.dll DESTINATION ${PX_EXE_OUTPUT_DIRECTORY_CHECKED})
	ENDIF()
ENDIF()
# for public release we copy the dlls for GPU other platforms so we dont keep duplicates around the repository
# IF(PUBLIC_RELEASE)
# 	IF(NOT PHYSX_SLN_PHYSXGPU_PATH)
# 		SET(PHYSX_SLN_PHYSXGPU_PATH "$ENV{PM_PhysXGpu_PATH}/bin/" CACHE INTERNAL "PhysXGpu copy path")
# 	ENDIF()
# 	IF(NOT GPU_DLL_COPIED)
# 		SET(GPU_DLL_COPIED 1 CACHE INTERNAL "PhysX GPU dlls copied")
# 		IF(CMAKE_CL_64)
# 			FILE(COPY ${PHYSX_SLN_PHYSXGPU_PATH}/win.x86_64.vc142.mt/checked/PhysXGpu_64.dll DESTINATION ${PX_EXE_OUTPUT_DIRECTORY_CHECKED})
# 			FILE(COPY ${PHYSX_SLN_PHYSXGPU_PATH}/win.x86_64.vc142.mt/profile/PhysXGpu_64.dll DESTINATION ${PX_EXE_OUTPUT_DIRECTORY_PROFILE})
# 			FILE(COPY ${PHYSX_SLN_PHYSXGPU_PATH}/win.x86_64.vc142.mt/release/PhysXGpu_64.dll DESTINATION ${PX_EXE_OUTPUT_DIRECTORY_RELEASE})
# 			FILE(COPY ${PHYSX_SLN_PHYSXGPU_PATH}/win.x86_64.vc142.mt/checked/PhysXGpu_64.dll DESTINATION ${PX_EXE_OUTPUT_DIRECTORY_DEBUG})
# 		ENDIF()
# 	ENDIF()
# ENDIF()

# Include all of the projects
IF(PX_GENERATE_GPU_PROJECTS_ONLY)
	INCLUDE(PhysXFoundation.cmake)
	INCLUDE(PhysXCommon.cmake)
	INCLUDE(LowLevelAABB.cmake)

	SET_PROPERTY(TARGET PhysXFoundation PROPERTY FOLDER "PhysX SDK")
	SET_PROPERTY(TARGET PhysXCommon PROPERTY FOLDER "PhysX SDK")
ELSE()
	INCLUDE(PhysXFoundation.cmake)
	INCLUDE(LowLevel.cmake)
	INCLUDE(LowLevelAABB.cmake)
	INCLUDE(LowLevelDynamics.cmake)
	INCLUDE(PhysX.cmake)
	INCLUDE(PhysXCharacterKinematic.cmake)
	INCLUDE(PhysXCommon.cmake)
	INCLUDE(PhysXCooking.cmake)
	INCLUDE(PhysXExtensions.cmake)
	INCLUDE(PhysXVehicle.cmake)
	INCLUDE(SceneQuery.cmake)
	INCLUDE(SimulationController.cmake)
	INCLUDE(PhysXPvdSDK.cmake)
	INCLUDE(PhysXTask.cmake)

	# Set folder PhysX SDK to all common SDK source projects
	SET_PROPERTY(TARGET PhysX PROPERTY FOLDER "PhysX SDK")
	SET_PROPERTY(TARGET PhysXCharacterKinematic PROPERTY FOLDER "PhysX SDK")
	SET_PROPERTY(TARGET PhysXCommon PROPERTY FOLDER "PhysX SDK")
	SET_PROPERTY(TARGET PhysXCooking PROPERTY FOLDER "PhysX SDK")
	SET_PROPERTY(TARGET PhysXExtensions PROPERTY FOLDER "PhysX SDK")
	SET_PROPERTY(TARGET PhysXVehicle2 PROPERTY FOLDER "PhysX SDK")
	SET_PROPERTY(TARGET LowLevel PROPERTY FOLDER "PhysX SDK")
	SET_PROPERTY(TARGET LowLevelAABB PROPERTY FOLDER "PhysX SDK")
	SET_PROPERTY(TARGET LowLevelDynamics PROPERTY FOLDER "PhysX SDK")
	SET_PROPERTY(TARGET SceneQuery PROPERTY FOLDER "PhysX SDK")
	SET_PROPERTY(TARGET SimulationController PROPERTY FOLDER "PhysX SDK")
	SET_PROPERTY(TARGET PhysXPvdSDK PROPERTY FOLDER "PhysX SDK")
	SET_PROPERTY(TARGET PhysXTask PROPERTY FOLDER "PhysX SDK")
	SET_PROPERTY(TARGET PhysXFoundation PROPERTY FOLDER "PhysX SDK")


	IF(PX_GENERATE_STATIC_LIBRARIES)
		SET(PHYSXDISTRO_LIBS PhysXFoundation PhysX PhysXCharacterKinematic PhysXPvdSDK PhysXCommon PhysXCooking PhysXExtensions PhysXVehicle2)
	ELSE()
		SET(PHYSXDISTRO_LIBS PhysXFoundation PhysX PhysXCharacterKinematic PhysXPvdSDK PhysXCommon PhysXCooking PhysXExtensions PhysXVehicle2 PhysXTask)
	ENDIF()

	INSTALL(
		TARGETS ${PHYSXDISTRO_LIBS}
		EXPORT PhysXSDK
		DESTINATION $<$<CONFIG:debug>:${PX_ROOT_LIB_DIR}/debug>$<$<CONFIG:release>:${PX_ROOT_LIB_DIR}/release>$<$<CONFIG:checked>:${PX_ROOT_LIB_DIR}/checked>$<$<CONFIG:profile>:${PX_ROOT_LIB_DIR}/profile>
		)

ENDIF()

IF(PX_GENERATE_STATIC_LIBRARIES)
	STRING(APPEND HEADER_CONTENT "#define PX_PHYSX_STATIC_LIB\n")
ENDIF()
